import axios from "axios";
import { showToast, showDialog } from "vant";
import store from "@/store";
import { getToken } from "@/utils/auth";

// create an axios instance
const service = axios.create({
  baseURL: import.meta.env.VITE_APP_BASE_API, // url = base url + request url
  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 5000, // request timeout
});

// request interceptor
service.interceptors.request.use(
  (config) => {
    // do something before request is sent

    if (store.getters.token) {
      // let each request carry token
      // ['X-Token'] is a custom headers key
      // please modify it according to the actual situation
      config.headers["Authorization"] = getToken();
    }
    return config;
  },
  (error) => {
    // do something with request error
    console.log(error); // for debug
    return Promise.reject(error);
  }
);

// response interceptor
service.interceptors.response.use(
  /**
   * If you want to get http information such as headers or status
   * Please return  response => response
   */

  /**
   * Determine the request status by custom code
   * Here is just an example
   * You can also judge the status by HTTP Status Code
   */
  (response) => {
    const res = response.data;
    // if the custom code is not 20000, it is judged as an error.
    if (res.code !== 20000) {
      showToast({
        message: res.message || "Error",
        type: "fail",
        duration: 10000,
      });

      // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
      if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
        // to re-login
        showDialog({
          title: "确认退出",
          message: "您已登出，可以取消以停留在此页面，或者重新登录",
          confirmButtonText: "重新登录",
          cancelButtonText: "取消",
        })
          .then(() => {
            store.dispatch("user/resetToken").then(() => {
              location.reload();
            });
          })
          .catch(() => {
            // 用户点击取消
          });
      }
      return Promise.reject(new Error(res.message || "Error"));
    } else {
      return res;
    }
  },
  (error) => {
    console.log("err" + error); // for debug
    showToast({
      message: error.message,
      type: "fail",
      duration: 50000000,
    });
    return Promise.reject(error);
  }
);

export default service;
